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vite.config.ts
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82 lines (78 loc) · 2.22 KB
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import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import path from 'node:path'
import { fileURLToPath } from 'node:url'
const __dirname = path.dirname(fileURLToPath(import.meta.url))
/**
* 获取构建时间戳
* 优先使用 CI 环境变量,保证可复现构建
* 验证时间戳格式,避免无效值
*/
function getBuildTime(): string {
const buildTime = process.env.BUILD_TIME
if (buildTime && !isNaN(Number(buildTime))) {
return buildTime
}
return Date.now().toString()
}
export default defineConfig(({ mode }) => {
const isDev = mode === 'development'
const buildTime = getBuildTime()
return {
define: {
'import.meta.env.VITE_BUILD_TIME': JSON.stringify(buildTime)
},
plugins: [
react()
],
resolve: {
alias: {
'@': path.resolve(__dirname, './src')
}
},
build: {
// 开发环境生成 sourcemap,便于调试;生产环境不生成,减小包体积和提升安全性
sourcemap: isDev,
// CSS 代码分割,提升首屏加载
cssCodeSplit: true,
// 静态资源目录
assetsDir: 'assets',
// 构建输出目录
outDir: 'dist',
// Rollup 配置:分块策略优化缓存
rollupOptions: {
output: {
// 依赖 Vite 自动分块,避免过度分割导致过多 HTTP 请求
// 仅将大型第三方库单独打包
manualChunks: (id) => {
// React 核心库单独打包(最稳定的长期缓存)
if (id.includes('node_modules/react/') || id.includes('node_modules/react-dom/')) {
return 'vendor-react'
}
// 路由库单独打包
if (id.includes('node_modules/react-router-dom/')) {
return 'vendor-router'
}
}
}
}
},
server: {
host: '0.0.0.0',
allowedHosts: true,
},
// 优化依赖预构建,减少冷启动时间
optimizeDeps: {
include: [
'react',
'react-dom',
'react-router-dom',
'lucide-react',
'@radix-ui/react-avatar',
'@radix-ui/react-dialog',
'@radix-ui/react-slot',
'@radix-ui/react-switch'
]
}
}
})